Cho$x,y,z>0$
CMR$\dfrac{x}{y}+\sqrt{\dfrac{y}{z}}+\sqrt[3]{\dfrac{z}{x}}>\dfrac{3}{2}$
14-01-2007 - 20:31
07-12-2006 - 22:31
26-11-2006 - 20:23
11-09-2006 - 19:44
22-08-2006 - 17:14
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